package com.itheima.reggie.common;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.sql.SQLIntegrityConstraintViolationException;

@RestControllerAdvice(annotations={RestController.class, Controller.class})
public class GlobalExceptionHandler {

    @ExceptionHandler(SQLIntegrityConstraintViolationException.class)
    public R<String> exceptionHandler(SQLIntegrityConstraintViolationException ex){

        if(ex.getMessage().contains("Duplicate entry")){
            String[] split=ex.getMessage().split(" ");
            String msg = split[2]+"已经存在";
            return R.error(msg);
        }
        return R.error("未知错误!");
    }

    @ExceptionHandler(Exception.class)
    public R<String> handler(Exception e){
        e.printStackTrace();
        System.out.println(e.getMessage());
        return R.error("异常");
    }

}
